Added test workflow

.github/workflows/check-prop.yml

@@ -0,0 +1,16 @@
+name: "check properties"
+on:
+  pull_request:
+  push:
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: cachix/install-nix-action@v27
+      with:
+        github_access_token: ${{ secrets.GITHUB_TOKEN }}
+    - name: Setup environment
+      run: nix develop --command make verilog-wrappers verilog-props
+    - name: Run property checks
+      run: nix develop --command make check-prop